Products
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Steel wedge gate valve with rising spindle DN50-600 PN63
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Flanged ball valve with ball on supports
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All-welded ball valve with full bore welding
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Steel wedge gate valve with rising spindle DN50-500 PN100
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Chemical diaphragm valves (VDC) DN15-250
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Steel flanged bellows shut-off valve DN15-300 PN40
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Gland shut-off valves DN10-600 PN25
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Shut-off stuffing box valves DN10-400 PN63
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2-piece coupling ball valve PN40-PN64(2000WOG)
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Rotary check valves DN 20-600 PN 40
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Filters shape T
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Glass gate valve with linear movement of gate valve, closed type
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Glass gate valve with linear movement of an open gate valve
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Three-eccentric butterfly valve for welding DN40-1200 PN10
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Double-eccentric flanged rotary disc valve PN10PN16
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2-piece coupling ball valve PN15-PN25(1000WOG)
Forged steel gate valves DN15-50 PN16-PN160
Nominal diameter: from 10 to 50 mm
Nominal pressure: 1.6 MPa – 16 MPa
Working medium: water, steam, petroleum products
Working environment temperature: up to 425 °C (carbon steel),
up to 525 °C (stainless steels)
Description
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Product Introduction
◆ Nominal diameter: from 10 to 50 mm
◆ Nominal pressure: 1.6 MPa – 16 MPa
◆ Working medium: water, steam, petroleum products
◆ Working environment temperature: up to 425 °C (carbon steels); up to 525 °C (stainless steels)
◆ Tightness class: A according to GOST 9544-2015
◆ Design: with retractable spindle
◆ Housing material: carbon steel (C), alloy steel (LS), stainless steel (SS)
◆ Control type: manual (flywheel), gearbox (5), electric drive (9)
◆ Seal material: metal to metal (NZh), PTFE
◆ Type of connection: flange, welding, coupling
Materials of main parts
◆ Housing: steel 20 (A105), 09G2S (16Mn), LF2, F11, F22, F5, F304, F321, F316L, F316Ti
◆ Wedge: steel 20 (A105), 09G2S (16Mn), LF2, F11, F22, F5, F304, F321, F316L, F316Ti
◆ Cover: steel 20L, 25L, 20GL, 12Х18Н9, 12Х18Н9ТЛ, 10Х17Н13М2Т
◆ Spindle: steel 20Х13, 12Х18Н9, 12Х18Н9ТЛ
◆ Gasket: TRG
◆ Surfacing on the wedge: steel 20Х13, steel 547 (Mo), Stellite
◆ Surfacing on the body: steel 20Х13, steel 547 (Mo), Stellite
Main technical characteristics
| PN | DN | DN (pass) | L | W | H | d, mm | Weight, kg | |
| 31s41nzh, 31ls41nzh, 31nzh41nzh | 16 | 15 | 10F | 130 | 100 | 161 | 10.5 | 1.7 |
| 16 | 20 | 15F | 150 | 100 | 163 | 13.5 | 1.9 | |
| 16 | 25 | 20F | 160 | 125 | 196 | 18 | 3.4 | |
| 16 | 32 | 25F | 180 | 160 | 223 | 24 | 5 | |
| 16 | 40 | 32F | 200 | 160 | 251 | 29 | 5.8/6.5 | |
| 16 | 50 | 40F | 250 | 180 | 290 | 36.5 | 8.5/10 | |
| 31s64nzh, 31ls64nzh, 31nzh64nzh | 25 | 15 | 10F | 130 | 100 | 161 | 10.5 | 1.7 |
| 25 | 20 | 15F | 150 | 100 | 163 | 13.5 | 1.9 | |
| 25 | 25 | 20F | 160 | 125 | 196 | 18 | 3.4 | |
| 25 | 32 | 25F | 180 | 160 | 223 | 24 | 5 | |
| 25 | 40 | 32F | 200 | 160 | 251 | 29 | 5.8/6.5 | |
| 25 | 50 | 40F | 250 | 180 | 290 | 36.5 | 8.5/10 | |
| 31s15nzh, 31ls15nzh, 31nzh15nzh | 40 | 15 | 10F | 130 | 100 | 161 | 10.5 | 1.7 |
| 40 | 20 | 15F | 150 | 100 | 163 | 13.5 | 1.9 | |
| 40 | 25 | 20F | 160 | 125 | 196 | 18 | 3.4 | |
| 40 | 32 | 25F | 180 | 160 | 223 | 24 | 5 | |
| 40 | 40 | 32F | 200 | 160 | 251 | 29 | 5.8/6.5 | |
| 40 | 50 | 40F | 250 | 180 | 290 | 36.5 | 8.5/10 | |
| 31s76nzh, 31ls76nzh, 31nzh76nzh | 63 | 15 | 10F | 170 | 100 | 161 | 10.5 | 4.8 |
| 63 | 20 | 15F | 190 | 100 | 163 | 13.5 | 6.3 | |
| 63 | 25 | 20F | 210 | 125 | 196 | 18 | 9 | |
| 63 | 32 | 25F | 230 | 160 | 223 | 24 | 11.6 | |
| 63 | 40 | 32F | 240 | 160 | 251 | 29 | 14.3/15.3 | |
| 63 | 50 | 40F | 250 | 180 | 290 | 36.5 | 21.7/23 | |
| 31s45nzh, 31ls45nzh, 31nzh45nzh | 100 | 15 | 10F | 170 | 100 | 161 | 10.5 | 4.8 |
| 100 | 20 | 15F | 190 | 100 | 163 | 13.5 | 6.3 | |
| 100 | 25 | 20F | 210 | 125 | 196 | 18 | 9 | |
| 100 | 32 | 25F | 230 | 160 | 223 | 24 | 11.6 | |
| 100 | 40 | 32F | 240 | 160 | 251 | 29 | 14.3/15.3 | |
| 100 | 50 | 40F | 250 | 180 | 290 | 36.5 | 21.7/23 | |
| 31s45nzh, 31ls45nzh, 31nzh45nzh | 160 | 15 | 10F | 170 | 100 | 161 | 10.5 | 6.2 |
| 160 | 20 | 15F | 190 | 100 | 163 | 13.5 | 7.5 | |
| 160 | 25 | 20F | 210 | 125 | 196 | 18 | 11 | |
| 160 | 32 | 25F | 230 | 160 | 223 | 24 | 13 | |
| 160 | 40 | 32F | 260 | 160 | 251 | 29 | 18.5 | |
| 160 | 50 | 40F | 300 | 180 | 290 | 36.5 | 26 |
Information exchanges
We actively participate in various industry exhibitions, exchange meetings, etc., deeply understand the industry product dynamics, online communication and on-site inspections, and actively work on product optimization and technical upgrades to better meet the different needs of customers.
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Frequently Asked Questions
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